app/src/main/java/net/ktnx/mobileledger/ui/transaction_list/TransactionListFragment.java

   1 /*
   2  * Copyright © 2019 Damyan Ivanov.
   3  * This file is part of MoLe.
   4  * MoLe is free software: you can distribute it and/or modify it
   5  * under the term of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your opinion), any later version.
   8  *
   9  * MoLe is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License terms for details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.ktnx.mobileledger.ui.transaction_list;
  19
  20 import android.content.Context;
  21 import android.database.MatrixCursor;
  22 import android.os.Bundle;
  23 import android.view.LayoutInflater;
  24 import android.view.Menu;
  25 import android.view.MenuInflater;
  26 import android.view.MenuItem;
  27 import android.view.View;
  28 import android.view.ViewGroup;
  29 import android.view.inputmethod.InputMethodManager;
  30 import android.widget.AutoCompleteTextView;
  31 import android.widget.Toast;
  32
  33 import androidx.annotation.NonNull;
  34 import androidx.annotation.Nullable;
  35 import androidx.recyclerview.widget.LinearLayoutManager;
  36 import androidx.recyclerview.widget.RecyclerView;
  37
  38 import net.ktnx.mobileledger.R;
  39 import net.ktnx.mobileledger.model.Data;
  40 import net.ktnx.mobileledger.ui.MobileLedgerListFragment;
  41 import net.ktnx.mobileledger.ui.activity.MainActivity;
  42 import net.ktnx.mobileledger.utils.Colors;
  43 import net.ktnx.mobileledger.utils.Globals;
  44 import net.ktnx.mobileledger.utils.MLDB;
  45
  46 import org.jetbrains.annotations.NotNull;
  47
  48 import static android.content.Context.INPUT_METHOD_SERVICE;
  49 import static net.ktnx.mobileledger.utils.Logger.debug;
  50
  51 // TODO: support transaction-level comment
  52
  53 public class TransactionListFragment extends MobileLedgerListFragment {
  54     private MenuItem menuTransactionListFilter;
  55     private View vAccountFilter;
  56     private AutoCompleteTextView accNameFilter;
  57     @Override
  58     public void onCreate(@Nullable Bundle savedInstanceState) {
  59         super.onCreate(savedInstanceState);
  60         setHasOptionsMenu(true);
  61     }
  62     @Override
  63     public void onAttach(@NotNull Context context) {
  64         super.onAttach(context);
  65         mActivity = (MainActivity) context;
  66     }
  67     @Nullable
  68     @Override
  69     public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
  70                              @Nullable Bundle savedInstanceState) {
  71         return inflater.inflate(R.layout.transaction_list_fragment, container, false);
  72     }
  73     @Override
  74     public void onResume() {
  75         super.onResume();
  76         debug("flow", "TransactionListFragment.onResume()");
  77     }
  78     @Override
  79     public void onStop() {
  80         super.onStop();
  81         debug("flow", "TransactionListFragment.onStop()");
  82     }
  83     @Override
  84     public void onPause() {
  85         super.onPause();
  86         debug("flow", "TransactionListFragment.onPause()");
  87     }
  88     @Override
  89     public void onActivityCreated(@Nullable Bundle savedInstanceState) {
  90         debug("flow", "TransactionListFragment.onActivityCreated called");
  91         super.onActivityCreated(savedInstanceState);
  92
  93         Data.backgroundTasksRunning.observe(getViewLifecycleOwner(),
  94                 this::onBackgroundTaskRunningChanged);
  95
  96         swiper = mActivity.findViewById(R.id.transaction_swipe);
  97         if (swiper == null)
  98             throw new RuntimeException("Can't get hold on the swipe layout");
  99         root = mActivity.findViewById(R.id.transaction_root);
 100         if (root == null)
 101             throw new RuntimeException("Can't get hold on the transaction value view");
 102         modelAdapter = new TransactionListAdapter();
 103         root.setAdapter(modelAdapter);
 104
 105         mActivity.fabShouldShow();
 106
 107         manageFabOnScroll();
 108
 109         LinearLayoutManager llm = new LinearLayoutManager(mActivity);
 110
 111         llm.setOrientation(RecyclerView.VERTICAL);
 112         root.setLayoutManager(llm);
 113
 114         swiper.setOnRefreshListener(() -> {
 115             debug("ui", "refreshing transactions via swipe");
 116             Data.scheduleTransactionListRetrieval(mActivity);
 117         });
 118
 119         Colors.themeWatch.observe(getViewLifecycleOwner(), this::themeChanged);
 120
 121         vAccountFilter = mActivity.findViewById(R.id.transaction_list_account_name_filter);
 122         accNameFilter = mActivity.findViewById(R.id.transaction_filter_account_name);
 123
 124         MLDB.hookAutocompletionAdapter(mActivity, accNameFilter, "accounts", "name");
 125         accNameFilter.setOnItemClickListener((parent, view, position, id) -> {
 126 //                debug("tmp", "direct onItemClick");
 127             MatrixCursor mc = (MatrixCursor) parent.getItemAtPosition(position);
 128             Data.accountFilter.setValue(mc.getString(1));
 129             Globals.hideSoftKeyboard(mActivity);
 130         });
 131
 132         Data.accountFilter.observe(getViewLifecycleOwner(), this::onAccountNameFilterChanged);
 133
 134         TransactionListViewModel.updating.addObserver(
 135                 (o, arg) -> swiper.setRefreshing(TransactionListViewModel.updating.get()));
 136         TransactionListViewModel.updateError.addObserver((o, arg) -> {
 137             String err = TransactionListViewModel.updateError.get();
 138             if (err == null)
 139                 return;
 140
 141             Toast.makeText(mActivity, err, Toast.LENGTH_SHORT)
 142                  .show();
 143             TransactionListViewModel.updateError.set(null);
 144         });
 145         Data.transactions.addObserver(
 146                 (o, arg) -> mActivity.runOnUiThread(() -> modelAdapter.notifyDataSetChanged()));
 147
 148         mActivity.findViewById(R.id.clearAccountNameFilter)
 149                  .setOnClickListener(v -> {
 150                      Data.accountFilter.setValue(null);
 151                      vAccountFilter.setVisibility(View.GONE);
 152                      menuTransactionListFilter.setVisible(true);
 153                      Globals.hideSoftKeyboard(mActivity);
 154                  });
 155     }
 156     private void onAccountNameFilterChanged(String accName) {
 157         final String fieldText = accNameFilter.getText()
 158                                               .toString();
 159         if ((accName == null) && (fieldText.equals("")))
 160             return;
 161
 162         if (accNameFilter != null) {
 163             accNameFilter.setText(accName, false);
 164         }
 165         final boolean filterActive = (accName != null) && !accName.isEmpty();
 166         if (vAccountFilter != null) {
 167             vAccountFilter.setVisibility(filterActive ? View.VISIBLE : View.GONE);
 168         }
 169         if (menuTransactionListFilter != null)
 170             menuTransactionListFilter.setVisible(!filterActive);
 171
 172         TransactionListViewModel.scheduleTransactionListReload();
 173
 174     }
 175     @Override
 176     public void onCreateOptionsMenu(@NotNull Menu menu, @NotNull MenuInflater inflater) {
 177         inflater.inflate(R.menu.transaction_list, menu);
 178
 179         menuTransactionListFilter = menu.findItem(R.id.menu_transaction_list_filter);
 180         if ((menuTransactionListFilter == null))
 181             throw new AssertionError();
 182
 183         if ((Data.accountFilter.getValue() != null) ||
 184             (vAccountFilter.getVisibility() == View.VISIBLE))
 185         {
 186             menuTransactionListFilter.setVisible(false);
 187         }
 188
 189         super.onCreateOptionsMenu(menu, inflater);
 190
 191         menuTransactionListFilter.setOnMenuItemClickListener(item -> {
 192             vAccountFilter.setVisibility(View.VISIBLE);
 193             if (menuTransactionListFilter != null)
 194                 menuTransactionListFilter.setVisible(false);
 195             accNameFilter.requestFocus();
 196             InputMethodManager imm =
 197                     (InputMethodManager) mActivity.getSystemService(INPUT_METHOD_SERVICE);
 198             imm.showSoftInput(accNameFilter, 0);
 199
 200             return true;
 201         });
 202     }
 203 }